Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 4 Quadratic Functions and Factoring - Chapter Review - Page 318: 1


Look at the value of $a$.

Work Step by Step

We know standard form: $$ ax^2+bx+c$$ If $a$ is positive, the parabola has a minimum, and if $a$ is negative, the parabola has a maximum.
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